Karl Weierstrass
Mathematician, founder of analysis

Born
October 31st, 1815
209 years ago
Died
February 19th, 1897
128 years ago — 81 years old
Category
Scientists & Innovators
Country
Germany
Links & References
A prominent mathematician, contributions focused on real analysis and function theory. Developed the Weierstrass approximation theorem, a foundational result in the field, which states that any continuous function can be uniformly approximated by polynomials. Taught at multiple universities, influencing the next generation of mathematicians. Established the Weierstrass institute for mathematics in Berlin.
Developed the Weierstrass approximation theorem
Established foundations of modern analysis
Contributed to function theory and calculus
Other People Born on October 31st
Phil Goyette
A Canadian ice hockey player and coach, he played as a center in the National Hockey League (NHL) primarily for the Montreal Canadiens and the New York Rangers. Career highlights included winning three Stanley Cup championships with the Canadiens during the 1950s. Transitioning into coaching, he contributed to the development of players in minor leagues and served as a coach across various teams.
Continue ReadingDarryl Worley
Born in 1964, a country music singer-songwriter gained prominence in the early 2000s. Released the album 'Here and Now,' which included the hit single 'Have You Forgotten?' addressing the September 11 attacks. Achieved several top ten hits on the Billboard country charts and earned multiple award nominations throughout the career.
Continue ReadingEdmund Sharpe
Contributions spanned architecture, railway engineering, and sanitary reform. Designed notable buildings, including the iconic St. James’ Church in Blackburn and the remarkable Lancaster Priory. Also engaged in the restoration of historic structures. His work in railway engineering contributed to the development of rail infrastructure; he played a significant role in the establishment of the early railway system in the UK. In sanitary reform, he advocated for improved public health measures, particularly in urban environments, and emphasized the importance of sanitation in town planning.
Continue ReadingWang Yangming
A prominent Chinese philosopher, contributed significantly to Neo-Confucianism during the Ming Dynasty. Developed the concept of the unity of knowledge and action, emphasizing that true knowledge comes from moral practice. Gained recognition for the interpretation of Confucian texts and the establishment of a philosophical school of thought that prioritized personal introspection and moral self-cultivation. His teachings influenced not only Chinese philosophy but also impacted Japanese and Korean thought. His legacy continued through his followers and is evident in various educational practices.
Continue ReadingRob Schneider
A prominent figure in comedy, starred in the sitcom 'Real Rob' and films such as 'Deuce Bigalow: Male Gigolo' and 'The Hot Chick'. Began a career in stand-up comedy before transitioning to television and film. Worked extensively with fellow comedian Adam Sandler, appearing in several of Sandler's productions. Engaged in voice acting, contributing to the animated movie 'The Ridiculous 6'. Made guest appearances on various talk shows and comedy specials, expanding presence in the entertainment industry.
Continue ReadingBrian Piccolo
Played college football at Wake Forest University, earning All-American honors. Drafted by the Chicago Bears in 1965, played as a running back. Gained recognition for his performance on the field and his character off the field. Developed a close friendship with teammate Gale Sayers. Diagnosed with cancer in 1968, faced the illness with courage, which gained attention and sympathy. Died at the age of 26, leaving a legacy that inspired a biographical film.
Continue ReadingOther People Who Died on February 19th
Ruth Barcan Marcus
Contributions focused on formal logic and philosophical issues related to quantification and necessity. Pioneered the Barcan formula, which established foundational principles in modal logic. Influenced discussions on the philosophy of language, epistemology, and metaphysics. Had an extensive academic career, holding positions at institutions such as Yale University. Authored multiple influential texts in the field of logic and philosophy.
Continue ReadingVitaly Vorotnikov
Served as the 27th Prime Minister of Russia from 1990 to 1991 during a period of significant political transformation. Held various governmental roles throughout a lengthy political career, including serving as the Chairman of the Council of Ministers in the Russian Soviet Federative Socialist Republic. Oversaw economic reforms and the transition to a market economy during a turbulent time in Russian history. Participated in the reshaping of the government structure post-Soviet Union.
Continue ReadingErnst Mach
Contributed to the fields of physics and philosophy, focusing on the nature of perception and the propagation of sound. Developed the Mach number, a dimensionless quantity representing the ratio of speed of an object to the speed of sound in the surrounding medium. Explored the relationship between sensory experience and physical phenomena, influencing later developments in both psychology and physics. Served as a professor at the University of Vienna and later at the University of Graz.
Continue ReadingMadge Blake
An American actress, she gained recognition for performances in television and film. Blake portrayed Aunt Harriet in the television series 'Batman' (1966-1968), which became a cultural phenomenon during its runtime. In addition to her work on 'Batman', she appeared in various movies and television shows throughout the 1950s and 1960s, contributing to a significant body of work in the entertainment industry. Her roles often showcased her comedic talent and endearing presence, making her a beloved figure among audiences during her career.
Continue ReadingUmberto Eco
An Italian novelist, literary critic, and philosopher. Authored several critically acclaimed works, blending fiction, semiotics, and medieval studies. Gained significant recognition with the novel 'The Name of the Rose', which combines a murder mystery with historical and philosophical themes. Worked as a professor of semiotics at the University of Bologna, contributing to the field through various publications. Also wrote essays on culture and communication, influencing contemporary thought.
Continue ReadingLydia Shum
An influential figure in the Hong Kong entertainment industry, this individual gained prominence as a television and film actress. Achievements included hosting and performing in various shows that showcased both acting and musical talent, especially in the 1980s and 1990s. Regular appearances on television dramas and variety shows solidified a strong fan base. Collaborated with respected artists and participated in numerous projects, enhancing the cultural landscape of Hong Kong entertainment. Received awards recognizing contributions to television and film.
Continue Reading